10. Vedlegg til veileder om produksjon og omsetning av tang og tare som mat

Tabell 1: Norske arter som kan være aktuelle til bruk i næringsmidler

Type alge	Norsk navn	Engelsk navn	Latinsk name
Brunalger	Grisetang	Rock weed, egg wrack	Ascophyllum nodosum
	Blæretang	Bladderwrack	Fucus vesiculosus
	Sagtang	Toothed wrack or serrated wrack	Fucus serratus
	Kaurtang, spiraltang	Spiral wrack or flat wrack	Fucus spiralis
	Sauetang	Channelled wrack	Pelvetia canaliculata
	Martaum, åletang	Sea lace	Chorda filum
	Remmetang, knapptang	Sea spaghetti	Himanthalia elongata
	Skolmetang	Sea oak	Halidrys siliquosa
	Japansk drivtang	Wireweed	Sargassum fusiforme
	Sukkertare	Sugar kelp	Saccharina latissima
	Fingertare	Oarweed	Laminaria digitata
	Butare	Winged kelp	Alaria esculenta
	Stortare	Tangle	Laminaria hyperborea
Grønnalger	Havsalat	Sea lettuce	Ulva fenestrata (synonym: Ulva lactuca)
	Tarmgrønske	Gut weed, mermaid’s hair	Ulva intestinalis (synonym: Enteromorpha intestinalis)
	Pollpryd	Sponge seaweed	Codium fragile
Rødalger	Søl	Dulse, dillisk	Palmaria palmata
	Purpurfjærehinne	Purple laver	Porphyra purpurea
	Vanlig fjærehinne	Laver, laverbread, tough laver	Porphyra umbilicalis
	Trøffeltang, grisetangdokke	Wrack siphon weed	Vertebrata lanosa
	Krusflik	Irish moss, carragenan moss	Chondrus crispus
	Pollris	Gracilaria seaweeds	Gracilaria gracilis
		Gracilaria seaweeds	Gracilaria vermiculophylla

Tabell 2: Noen analysedata på metaller og jod – middelverdi (min-maks) mg/kg tørrvekt (Duinker et al., 2020)

Art	Bly	Kadmium	Total kvikksølv	Uorganisk arsen	Jod
Sukkertare (Saccharina latissima)	0.33 (<0.22-5.7)	0.94 (0.16-3.1)	(<0,0098-0.081)	0.17 (0.03-0.67)	3700 (670-10000)
Butare (Alaria esculenta)	0.66 (<0.055-4.4)	1.5 (0.3-4.8)	(<0.004-0.05)	0.77 (0.03-2.7)	840 (70-2400)
Blæretang (Fucus vesiculosus)	0.49 (<0.077-3.3)	1.4 (0.41-3.1)	0.028 (<0.007-0.022)	0.2 (0.02-1.64	380 (140-830)
Fingertare (Laminaria digitata)	0.15 (<0.021-0.64)	0.38 (0.033-1.9)	0.03 (<0.006-0.067)	24 (0.06-79)	5100 (1400-10000)
Grisetang (Ascophyllumnodosum)	0.34 (<0.052-1.9)	0.29 (0.16-0.47)	(<0,0078-0.033)	0.11 (<0.01-1.21)	710 (320-1500)
Sagtang (Fucus serratus)	0.44 (<0.13-1.7)	1.9 (0.88-3.3)	(<0.005-0.015)	0.14 (0.010-0.56)	650 (280-1000)
Kaurtang, spiraltang (Fucus spiralis)	0.33 (0.27-0.4)	0.67 (0.45-1.1)	0.02 (<0.046-0.005)	0.04 (0.03-0.05)	150 (140-150)
Martaum/åletang (Chorda filum)	0.37 (<0.21-0.52)	0.27 (0.07-0.47)	(<0.045-<0.051)	0.15 (0.03-0.27)	850 (120-1600)
Sauetang (Pelvetia canaliculata)	0.4 (<0.21-0.75)	0.3 (0.24-0.36)	(<0.033-0.042)	0.1 (0.090-0.12)	210 (200-220)
Remtang (Himanthalia elongata)	<0.2	0.78 (0.39-1.8)	(<0,049- <0.051)	0.04 (00.01-0.05)	90 (41-230)
Stortare (Laminaria hyperborea)	<0.25	0.82		0.036 (0.03-0.041)	4200
Japansk drivtang (Sargassum muticum)	0.28	0.37 (0.09-0.65)	(<0,04- <0.05)	54 (48-68)	300 (120-480)
Wakame * (Undaria pinnatifida)	0.76 (<0.22-1.1)	2.7 (0.72-4)	(<0.053-<0.054)	0.03 (<0.01-0.06)	150 (39-280)
Hijiki * (Sargassum fusiforme)	1.6	2.3		59	490
Arame * (Eisenia bicyclis)	<0.21	0.6		0.02	450
Kombu * (Saccharina spp)	<0.21	0.46 (0.15-0.75)	(<0.0512-<0.053)	0.03 (0.02-0.05)	2800 (2100-4000)
Søl (Palmaria palmata)	0.33 (<0.039-1.1)	0.37 (0.05-1.6)	(<0.004-0.005)	0.22 (0.02-1.03)	300 (15-790)
Purple laver (Porphyra purpurea)	0.24 (0.055-0.44)	0.67 (0.17-1.5)	0.006 (<0.005-0.007)	0.09 (0.03-0.19)	67 (22-100)
Trøffeltang, grisetangdokke (Vertebrata lanosa)	0.96 (0.24-3.3)	3.4 (2.1-5)	(<0.017-0.068)	0.27 (0.04-1.04)	2500 (710-6200)
Krusflik (Chondrus crispus)	0.35 (0.3-0.41)	0.21 (0.14-0.28)	0.006 (0.005-0.007)	0.23 (0.21-0.25)	260 (200-330)
Nori * (Porphyra spp)	0.28 (<0.21-0.8)	1.7 (0.41-3.4)	(<0.048-<0.055)	0.08 (0.01-0.3)	51 (8-100)
Havsalat (Ulva lactuca alt fenestrata)	0.62 (<0.2-2.8)	0.17 (0.08-0.34)	(<0.004-0.009)	0.14 (0.03-0.45)	110 (37-290)
Tarmgrønske (Ulva intestinalis)	0.89 (0.21-3)	0.24 (0.08-0.55)	(<0.005-0.011)	0.18 (0.02-0.44)	130 (29-240)
Pollpryd (Codium fragile)	1.4 (0.4-2.3)	<0.06	(<0.042-<0.058)	0.14 (0.07-0.21)	23 (17-29)

Art

Bly

Kadmium

Total kvikksølv

Uorganisk arsen

Jod

Sukkertare

(Saccharina latissima)

0.33

(<0.22-5.7)

0.94

(0.16-3.1)

(<0,0098-0.081)

0.17

(0.03-0.67)

3700

(670-10000)

Butare (Alaria esculenta)

0.66

(<0.055-4.4)

1.5

(0.3-4.8)

(<0.004-0.05)

0.77

(0.03-2.7)

840

(70-2400)

Blæretang

(Fucus vesiculosus)

0.49

(<0.077-3.3)

1.4

(0.41-3.1)

0.028

(<0.007-0.022)

0.2

(0.02-1.64

380

(140-830)

Fingertare

(Laminaria digitata)

0.15

(<0.021-0.64)

0.38

(0.033-1.9)

0.03

(<0.006-0.067)

(0.06-79)

5100

(1400-10000)

Grisetang (Ascophyllumnodosum)

0.34

(<0.052-1.9)

0.29

(0.16-0.47)

(<0,0078-0.033)

0.11

(<0.01-1.21)

710

(320-1500)

Sagtang

(Fucus serratus)

0.44

(<0.13-1.7)

1.9

(0.88-3.3)

(<0.005-0.015)

0.14

(0.010-0.56)

650

(280-1000)

Kaurtang, spiraltang

(Fucus spiralis)

0.33

(0.27-0.4)

0.67

(0.45-1.1)

0.02

(<0.046-0.005)

0.04

(0.03-0.05)

150

(140-150)

Martaum/åletang (Chorda filum)

0.37

(<0.21-0.52)

0.27

(0.07-0.47)

(<0.045-<0.051)

0.15

(0.03-0.27)

850

(120-1600)

Sauetang

(Pelvetia canaliculata)

0.4

(<0.21-0.75)

0.3

(0.24-0.36)

(<0.033-0.042)

0.1

(0.090-0.12)

210

(200-220)

Remtang

(Himanthalia elongata)

<0.2

0.78

(0.39-1.8)

(<0,049- <0.051)

0.04

(00.01-0.05)

(41-230)

Stortare

(Laminaria hyperborea)

<0.25

0.82

0.036

(0.03-0.041)

4200

Japansk drivtang

(Sargassum muticum)

0.28

0.37

(0.09-0.65)

(<0,04- <0.05)

(48-68)

300

(120-480)

Wakame *

(Undaria pinnatifida)

0.76

(<0.22-1.1)

2.7

(0.72-4)

(<0.053-<0.054)

0.03

(<0.01-0.06)

150

(39-280)

Hijiki *

(Sargassum fusiforme)

1.6

2.3

490

Arame *

(Eisenia bicyclis)

<0.21

0.6

0.02

450

Kombu *

(Saccharina spp)

<0.21

0.46

(0.15-0.75)

(<0.0512-<0.053)

0.03

(0.02-0.05)

2800

(2100-4000)

Søl

(Palmaria palmata)

0.33

(<0.039-1.1)

0.37

(0.05-1.6)

(<0.004-0.005)

0.22

(0.02-1.03)

300

(15-790)

Purple laver

(Porphyra purpurea)

0.24

(0.055-0.44)

0.67

(0.17-1.5)

0.006

(<0.005-0.007)

0.09

(0.03-0.19)

(22-100)

Trøffeltang, grisetangdokke

(Vertebrata lanosa)

0.96

(0.24-3.3)

3.4

(2.1-5)

(<0.017-0.068)

0.27

(0.04-1.04)

2500

(710-6200)

Krusflik

(Chondrus crispus)

0.35

(0.3-0.41)

0.21

(0.14-0.28)

0.006

(0.005-0.007)

0.23

(0.21-0.25)

260

(200-330)

Nori *

(Porphyra spp)

0.28

(<0.21-0.8)

1.7

(0.41-3.4)

(<0.048-<0.055)

0.08

(0.01-0.3)

(8-100)

Havsalat (Ulva lactuca alt fenestrata)

0.62

(<0.2-2.8)

0.17

(0.08-0.34)

(<0.004-0.009)

0.14

(0.03-0.45)

110

(37-290)

Tarmgrønske (Ulva intestinalis)

0.89

(0.21-3)

0.24

(0.08-0.55)

(<0.005-0.011)

0.18

(0.02-0.44)

130

(29-240)

Pollpryd

(Codium fragile)

1.4

(0.4-2.3)

<0.06

(<0.042-<0.058)

0.14

(0.07-0.21)

(17-29)

* Ikke norsk art

Tabell 3: Tørrvektprosent i prøver av noen arter av tang og tare (basert på Duinker et al., 2020).

Type alge	Navn	Tørrvektprosent (25% kvartiler)
Brunalger	Sukkertare	10-15
	Butare	12-18
	Blæretang	25-30
	Fingertare	15-21
	Grisetang	28-34
	Sagtang	21-24
	Remmetang, knapptang	14-16
	Stortare	15-16
Rødalger	Søl	13-20
Rødalger	Trøffeltang	13-18
Grønnalger	Havsalat	11-18
	Tarmgrønske	7,9-13
	Pollpryd	4,8-5,2

10. Vedlegg til veileder om produksjon og omsetning av tang og tare som mat

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